Mary B. Callahan, long time Oklahoma City resident passed away June 28th in Washington, Missouri. She had moved to the St. Louis area in 2006 to be closer to her son. Mary was a civilian employee at Tinker Air Force base for many years prior to joining the State Department for assignments at U.S. embassies in France and Pakistan.
Mary was preceded in death by her eldest son Bill Callahan, USMC and is survived by another son Bob Callahan (Shirley) and two grandchildren, Erin Insalaco, St. Louis and Christopher Callahan, New York.
